✔ P.2 Energy Flashcards
any harmful substance released into the soil, air, or water
pollution
branch of science that studies the interactions of the physical world
environmental science
the general term for a naturally occurring material that mankind can use
natural resource
devices made from semiconducting materials, that convert sunlight directly into electricity
photovoltaic cells
the process in which an atom of an element with a large nucleus breaks into two atoms of elements with smaller nuclei, releasing an enormous amount of energy
nuclear fission
the most widely used form of renewable energy
hydroelectric power
a place where garbage is collected, stores, and covered
landfill
the continued process of atoms splitting and releasing neutrons that trigger more atoms to split
nuclear chain reaction
the ability to do work (make things move or change)
energy
energy stored in the nucleus of an atom
nuclear energy
Energy that travels in the form of waves, through matter or through space
electromagnetic energy
Energy that is stored in the bonds that hold atoms together
chemical energy
The energy of moving objects
mechanical energy
A source of energy that is used much faster than it can be replaced
nonrenewable resource
A source of energy that can be replaced as it is used or that cannot be used up
renewable resource
